diff -rup ois-v1-3/configure.ac patched/configure.ac
--- ois-v1-3/configure.ac	2010-04-04 13:51:08.000000000 -0400
+++ patched/configure.ac	2013-01-30 20:33:38.461394645 -0500
@@ -5,7 +5,7 @@ AC_INIT( [OIS], 1.3.0 )
 
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE( [OIS], 1.3.0 )
-AM_CONFIG_HEADER([includes/config.h])
+AC_CONFIG_HEADERS([includes/config.h])
 
 dnl Check for programs
 AC_PROG_CC
diff -rup ois-v1-3/demos/FFConsoleDemo.cpp patched/demos/FFConsoleDemo.cpp
--- ois-v1-3/demos/FFConsoleDemo.cpp	2010-03-31 23:38:04.000000000 -0400
+++ patched/demos/FFConsoleDemo.cpp	2013-01-30 20:33:18.281393097 -0500
@@ -7,6 +7,7 @@
 #include <ios>
 #include <sstream>
 #include <vector>
+#include <unistd.h>
 
 using namespace std;
 
diff -rup ois-v1-3/demos/OISConsole.cpp patched/demos/OISConsole.cpp
--- ois-v1-3/demos/OISConsole.cpp	2010-08-15 18:51:34.000000000 -0400
+++ patched/demos/OISConsole.cpp	2013-01-30 20:33:18.281393097 -0500
@@ -12,6 +12,7 @@
 #include <iostream>
 #include <vector>
 #include <sstream>
+#include <unistd.h>
 
 ////////////////////////////////////Needed Windows Headers////////////
 #if defined OIS_WIN32_PLATFORM
diff -rup ois-v1-3/src/linux/LinuxForceFeedback.cpp patched/src/linux/LinuxForceFeedback.cpp
--- ois-v1-3/src/linux/LinuxForceFeedback.cpp	2010-03-31 23:06:55.000000000 -0400
+++ patched/src/linux/LinuxForceFeedback.cpp	2013-01-30 20:33:18.284726761 -0500
@@ -26,6 +26,7 @@ restrictions:
 #include <cstdlib>
 #include <errno.h>
 #include <memory.h>
+#include <unistd.h>
 
 using namespace OIS;
 
diff -rup ois-v1-3/src/linux/LinuxJoyStickEvents.cpp patched/src/linux/LinuxJoyStickEvents.cpp
--- ois-v1-3/src/linux/LinuxJoyStickEvents.cpp	2010-07-25 21:28:41.000000000 -0400
+++ patched/src/linux/LinuxJoyStickEvents.cpp	2013-01-30 20:33:18.284726761 -0500
@@ -33,6 +33,7 @@ restrictions:
 #include <fcntl.h>        //Needed to Open a file descriptor
 #include <cassert>	
 #include <linux/input.h>
+#include <unistd.h>
 
 
 #include <sstream>
